ImageGenerateResultVO

{
    "errorMessage": "string",
    "code": 0,
    "aboutUrl": "string",
    "traceId": "string",
    "created": 1640995200,
    "data": [
        {
            "revisedPrompt": "A beautiful landscape with mountains and lakes",
            "url": "https://example.com/generated_image.jpg"
        }
    ],
    "model": "nano-banana",
    "usage": {
        "promptTokens": 25,
        "completionTokens": 0,
        "totalTokens": 25,
        "inputTokens": 25,
        "outputTokens": 0
    }
}